+44-8458-(710000...719999): Special Services basic rate: BT’s Standard Local Call Retail Price for BT customers Lees verder over +44-8458-(710000...719999)
+44-8703-(190000...199999): Special Services higher rate: BT’s Standard National Call Retail Price for BT customers Lees verder over +44-8703-(190000...199999)
+44-8715-(830000...839999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Lees verder over +44-8715-(830000...839999)
+44-8719-(170000...179999): Special Services higher rate: up to and including 10p for BT customers (non-internet) Lees verder over +44-8719-(170000...179999)
+44-9044-(530000...539999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Lees verder over +44-9044-(530000...539999)
+44-9111-(990000...999999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Lees verder over +44-9111-(990000...999999)
+44-9117-(340000...349999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Lees verder over +44-9117-(340000...349999)
+44-9117-(750000...759999): Special Services, open ended time dependent charge or fixed fee up to £1.50 for BT customers Lees verder over +44-9117-(750000...759999)
